/// <summary>
///
/// </summary>
/// <param name="fc"></param>
/// <param name="sim"></param>
/// <param name="userData"></param>
/// <returns></returns>
static public byte[] MakeDtuCommand(byte fc, string sim, byte[] userData)
{
int userDataLen = userData != null ? userData.Length : 0;
//if ( userData != null )
// userDataLen = userData.Length;
byte[] cmd = new byte[SGDefine.MIN_PA_LEN + userDataLen];
System.IO.MemoryStream ms = new System.IO.MemoryStream(cmd);
ms.WriteByte(SGDefine.HEAD_VALUE);
ms.WriteByte(fc);
ms.Write(GetDtuLengthBytes(userDataLen + SGDefine.MIN_PA_LEN), 0, 2);
byte[] simbs = SGDtu.GetSimNumberBytes(sim);
ms.Write(simbs, 0, simbs.Length);
if (userData != null && userData.Length > 0)
{
ms.Write(userData, 0, userData.Length);
}
ms.WriteByte(SGDefine.TAIL_VALUE);
//return ms.GetBuffer();
return(ms.ToArray());
//return (byte[])ms;
}
public byte[] MakeCmd()
{
byte[] simBytes = SGDtu.GetSimNumberBytes(_sim);
byte[] cmd = new byte[16 + 1];
cmd[0] = SGDefine.HEAD_VALUE;
cmd[1] = SGDefine.FC_R_DTU_SETTING;
cmd[2] = 0x00; // cmd.length / 0xFF
cmd[3] = (byte)cmd.Length;
Array.Copy(simBytes, 0, cmd, 4, simBytes.Length);
cmd[15] = SGDefine.DtuParamSettingFC.READ_DSC;
cmd[16] = SGDefine.TAIL_VALUE;
return(cmd);
}
/// <summary>
/// 生成读取DTU的数据服务中心设置的命令
/// </summary>
/// <param name="simCard">该DTU的Sim卡号码</param>
/// <returns>byte[]</returns>
static private byte[] CreateReadDtuDscSettingCmd(string simCard)
{
byte[] simbs = SGDtu.GetSimNumberBytes(simCard);
int cmdLen = 0x11;
byte[] bs = new byte[cmdLen];
//bs[0] = 0x7B;
bs[0] = SGDefine.HEAD_VALUE;
bs[1] = SGDefine.FC_R_DTU_SETTING;
bs[2] = 0x00;
bs[3] = (byte)cmdLen;
Array.Copy(simbs, 0, bs, 4, simbs.Length);
bs[15] = SGDefine.DtuParamSettingFC.READ_DSC;
bs[16] = SGDefine.TAIL_VALUE;
return(bs);
}